static TQ3GroupObject QD3DSupport_NewLights()
{
TQ3GroupPosition myGroupPosition;
TQ3GroupObject myLightList;
TQ3LightData myLightData;
TQ3LightObject myAmbientLight = NULL;
TQ3ColorRGB WhiteLight = { 1.0F, 1.0F, 1.0F };
/* Set up light data for ambient light. This light data will be used for point and fill
light also. */
myLightData.isOn = kQ3True;
myLightData.color = WhiteLight;
/* Create ambient light. */
myLightData.brightness = 0.8F;
myAmbientLight = Q3AmbientLight_New(&myLightData);
if ( myAmbientLight == nil )
{
goto bail;
}
/* Create light group and add each of the lights into the group. */
myLightList = Q3LightGroup_New();
if ( myLightList == nil )
{
goto bail;
}
myGroupPosition = Q3Group_AddObject(myLightList, myAmbientLight);
if ( myGroupPosition == 0 )
{
goto bail;
}
Q3Object_Dispose( myAmbientLight ) ;
/* Done! */
return ( myLightList );
bail:
/* If any of the above failed, then return nothing! */
if (myAmbientLight != NULL)
{
Q3Object_Dispose( myAmbientLight ) ;
}
return ( nil );
}
TQ3GroupObject MyNewLights()
{
TQ3GroupPosition myGroupPosition;
TQ3GroupObject myLightList;
TQ3LightData myLightData;
TQ3PointLightData myPointLightData;
TQ3DirectionalLightData myDirectionalLightData;
TQ3LightObject myAmbientLight, myPointLight, myFillLight;
TQ3Point3D pointLocation = { -10.0F, 0.0F, 10.0F };
TQ3Vector3D fillDirection = { 10.0F, 0.0F, 10.0F };
TQ3ColorRGB WhiteLight = { 1.0F, 1.0F, 1.0F };
// Set up light data for ambient light. This light data will be used for point and fill
// light also.
myLightData.isOn = kQ3True;
myLightData.color = WhiteLight;
// Create ambient light.
myLightData.brightness = .25F;
myAmbientLight = Q3AmbientLight_New(&myLightData);
if ( myAmbientLight == NULL )
goto bail;
// Create point light.
myLightData.brightness = 1.0F;
myPointLightData.lightData = myLightData;
myPointLightData.castsShadows = kQ3False;
myPointLightData.attenuation = kQ3AttenuationTypeNone;
myPointLightData.location = pointLocation;
myPointLight = Q3PointLight_New(&myPointLightData);
if ( myPointLight == NULL )
goto bail;
// Create fill light.
myLightData.brightness = .3F;
myDirectionalLightData.lightData = myLightData;
myDirectionalLightData.castsShadows = kQ3False;
myDirectionalLightData.direction = fillDirection;
myFillLight = Q3DirectionalLight_New(&myDirectionalLightData);
if ( myFillLight == NULL )
goto bail;
// Create light group and add each of the lights into the group.
myLightList = Q3LightGroup_New();
if ( myLightList == NULL )
goto bail;
myGroupPosition = Q3Group_AddObject(myLightList, myAmbientLight);
if ( myGroupPosition == 0 )
goto bail;
myGroupPosition = Q3Group_AddObject(myLightList, myPointLight);
if ( myGroupPosition == 0 )
goto bail;
myGroupPosition = Q3Group_AddObject(myLightList, myFillLight);
if ( myGroupPosition == 0 )
goto bail;
Q3Object_Dispose( myAmbientLight ) ;
Q3Object_Dispose( myPointLight ) ;
Q3Object_Dispose( myFillLight ) ;
// Done!
return ( myLightList );
bail:
// If any of the above failed, then return nothing!
return ( NULL );
}